Well I screwed up the test. I went and had sashimi, but I also only got 5 hours sleep and hate to leave right away, so I didnt have a normal day or normal toilet time. But two days later I don't...
I think a distinction needs to be made with this question. There's really sushi which is primarily raw fish and rice, then there's the American "sushi" which is fried shrimp or fake crab stuffed...
My biggest question is people say "no problems" but yet most are on a ton of drugs for UC. So how do you know it's not affecting you? For me, I LOVE sushi, but it seems like I get proctitis symptoms...